[llvm-dev] Clean way to align an instruction?

Jon Chesterfield via llvm-dev llvm-dev at lists.llvm.org
Thu Oct 25 10:20:54 PDT 2018


Hey Tim,
That's ideal. Thanks!
Jon
On 2018年10月25日, 17:05 Tim Northover, <t.p.northover at gmail.com> wrote:
> Hi Jon,
>> On 2018年10月25日 at 07:44, Jon Chesterfield via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> > I'm targeting an instruction that has an alignment constraint. Not on
> data, on the instruction itself. This is easily used from asm by a .align
> directive before the instruction, but I can't find an api to emit one.
> Using the integrated assembler.
>> I think you want to call MCStreamer::EmitCodeAlignment in your
> XYZAsmPrinter when emitting the instruction, though I've never tried
> it.
>> Cheers.
>> Tim.
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